How Microfinance Really WorksAbout half of the world’s adults lack bank accounts. Most of these “unbanked” are deemed too expensive to serve, or not worth the hassle created by banking regulations. But what may be good business from a banker’s perspective isn’t necessarily what’s best for society. The inequalities that persist in financial access reinforce broader inequalities in the distribution of income and wealth. This is the opening for microfinance – and also its challenge.